TOYLELO’S HIGH-QUALITY SAFETY MATERIALS: Created with high-quality materials so it’s a toy that’s meant to last. An excellent musical instrument, is made from durable pinewood, BPA- and phthalate- free materials. The whole xylophone set is very durable, robust and kid friendly because metal keys are strong and safe. thus absolutly safety for children. TOYLELO’S SUPERB SOUND: Five precision tuned bars arranged in a C major scale provides an authentic musical experience and a pleasing soundscape. The keys are carefully painted in vibrant colors to make them more attractive for children and are accurately tuned to produce harmonious sounds. TOYLELO’S XYLOPHONE HELPS